Insignia NS-B4111 Antenna Replacement

Unplug and remove the power cord. Turn the boombox upside down.

Grip the sides of the case and use your thumbs to pop open the battery cover.

Pry out the batteries with your fingers.

Set the boombox upright. Remove the 4mm screw and the two 6mm washers with the Phillips PH1 screwdriver.

Remove the external antenna.

Turn the boombox upside down again. With the Phillips PH1 or the Flathead #3 screwdriver, remove the three 14mm black screws.

Remove the four 18mm chrome screws with the Phillips PH1 screwdriver.

Gently remove the bottom half of the casing from the top half of the casing.

Remove the 10mm chrome screw from the antenna base with the Phillips PH1 screwdriver. Remove the antenna base from the casing.

This red wire will now be loose and you can move it out of the antenna base slot.